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Commitments and Contingencies (Details)
3 Months Ended
Feb. 19, 2015
USD ($)
ft²
renewal_term
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Mar. 11, 2016
USD ($)
Operating Leased Assets [Line Items]        
Equity Method Investment, Ownership Percentage       19.90%
Operating Leases, Future Minimum Payments Due [Abstract]        
2016   $ 1,556,900    
2017   1,865,800    
2018   1,035,900    
2019   989,400    
2020 and thereafter   960,200    
Total minimum lease payments   6,408,200    
Operating lease expense   500,000 $ 400,000  
NEW JERSEY        
Operating Leased Assets [Line Items]        
Operating lease, rentable space | ft² 18,000      
Operating leases, monthly rental payments $ 31,875      
Operating leases, number of renewal terms | renewal_term 2      
Lessee leasing arrangements, operating leases, renewal term 5 years      
Proceeds from lease assignment $ 580,000      
Security deposit liability   115,000    
Hitachi Chemical Co., LTD [Member]        
Operating Leased Assets [Line Items]        
Recorded Unconditional Purchase Obligation   $ 20,500,000   $ 19,400,000
Equity Method Investment, Ownership Percentage       21.00%